787-2744

Additional Information

Part Number

787-2744

UPC

4055143588980

Tariff Code

85044082900

ETIM

Group Code : EG000017

Group Description : Low-voltage Industrial Components

Class Description : DC-power supply

Class Code : EC002540

Version : 7

Safety And Protection

Isolation voltage (pri.-sec.)

DC 4.242 kV

Isolation voltage (pri.-PE)

DC 2.2 kV

Isolation voltage (sec.-PE)

DC 0.7 kV

Isolation voltage (sec.-signal)

DC 0.7 kV

Protection class

I

Protection type

IP20; per EN 60529

Resistance to reverse feed

≤ DC 30 V

Overvoltage category

II

Pollution degree

2

Transient suppression (primary)

Varistor

Short-circuit-protected

Yes

Open-circuit-proof

Yes

Parallel operation

Yes

Series operation

2 devices (max.)

MTBF

> 1,300,000 h (per IEC 61709)

Environmental Requirements

Ambient temperature (operation)

-20 … +70 °C

Ambient temperature (storage)

-40 … +85 °C

Relative humidity

10 … 95 % (no condensation permissible)

Derating

-2 %/K (> 45 °C)

Resistance to shock and vibration

Shock: 15g (per EN 60068-2-27) || Vibration: 1g (per EN 60068-2-6)

Connection Data

Connection type 1

Input

Connection technology

Push-in CAGE CLAMP®

WAGO connector

WAGO 2606 Series

Solid conductor

0.5 … 6 mm² / 20 … 10 AWG

Fine-stranded conductor

0.5 … 6 mm² / 20 … 10 AWG

Strip length

11 … 13 mm / 0.43 … 0.51 inches

Connection type 2

Output

Connection technology 2

Push-in CAGE CLAMP®

WAGO connector 2

WAGO 2616 Series

Solid conductor 2

0.75 … 16 mm² / 18 … 4 AWG

Fine-stranded conductor 2

0.75 … 25 mm² / 18 … 4 AWG

Strip length 2

18 … 20 mm / 0.71 … 0.79 inches

Connection type 3

Signaling

Connection technology 3

Push-in CAGE CLAMP®

WAGO connector 3

picoMAX® 3.5 (WAGO 2091 Series)

Solid conductor 3

0.2 … 1.5 mm² / 24 … 14 AWG

Fine-stranded conductor 3

0.2 … 1.5 mm² / 24 … 14 AWG

Strip length 3

8 … 9 mm / 0.31 … 0.35 inches

Signaling And Communication

Signaling

1 x LED DC OK (green) || 1 x Overload LED (red) || 1 x DC OK signal output (PhotoMOS as make contact; can be loaded with max. 31.2 V / 100 mA)

Operation status indicator

Green LED (Uo) || Red LED (overload)

Physical Data

Width

140 mm / 5.512 inches

Height

130 mm / 5.118 inches

Depth from upper-edge of DIN-rail

170 mm / 6.693 inches

Material Data

Fire load

0.383 MJ

Weight

2630.000 g

Input

Phases

2 / 3

Nominal input voltage Ui nom

(2 / 3) x AC 400 … 480 V

Input voltage range

(2 / 3) x AC 325 … 575 V; DC 560 … 700 V

Nominal mains frequency range

47 … 63 Hz; 0 Hz

Input current Ii

≤ 3 x 2.5 A (400 VAC)

Discharge current

≤ 3.5 mA

Inrush current

≤ 30 A (400 VAC)

Power factor

≥ 0.7 (400 VAC)

Power factor correction (PFC)

Passive

Mains failure hold-up time

≥ 10 ms (3 x 400 VAC)

Output

Nominal output voltage Uo nom

DC 24 V (SELV)

Output voltage range

DC 22 … 28 V (adjustable)

Default setting

DC 24 V

Nominal output current Io nom

40 A (24 VDC)

Nominal output power

960 W

Deviation

≤ 1 %

Residual ripple

≤ 150 mV (peak-to-peak)

Overload behavior

Constant power (in overload range: 1.05 … 1.4 x Io nom); Shutdown and automatic restart in the event of a short circuit

Standards And Specifications

Conformity marking

CE; EAC

Standards/specifications

EN 61204-3 || EN 62368-1 || CURus 60950-1 || CURus 62368-1 || CULus 508 || CSA C22.2 || SEMI F47

Mechanical Data

Mounting type

DIN-35 rail

Specifications

Product Group Code

0006

Commercial Data

Packaging type

Box

Country of origin

CN

GTIN

4055143588980

Customs tariff number

85044083900

Efficiency/Power Losses

Power loss Pl

≤ 6.2 W (400 VAC; nominal load); ≤ 64.3 W (400 VAC; nominal load)

Efficiency (typ.)

92.3 %

<B>Circuit Protection</B>

Internal fuse

3 x T 6.3 A / 500 VAC

Backup fusing (required)

An external DC fuse is required for the DC input voltage.

Backup fusing (recommended)

3 x Circuit breaker ≥ 10 A; Tripping characteristic: B or C